SceneReleaseMode.OnlyReleaseSceneOnHandleRelease has no effect? Scene handle becomes invalid after unloading

I’m testing the SceneReleaseMode.OnlyReleaseSceneOnHandleRelease parameter in Addressables.LoadSceneAsync, and I encountered what seems to be an inconsistency or unexpected behavior.
I tested both unloading via the mainMenuHandle and via mainMenuHandle.Result (SceneInstance), and the result is the same — the handle becomes invalid.

private AsyncOperationHandle<SceneInstance> mainMenuHandle;

private void Test()
{
    mainMenuHandle = Addressables.LoadSceneAsync("MainMenu", releaseMode: SceneReleaseMode.OnlyReleaseSceneOnHandleRelease);
    mainMenuHandle.Completed += go1 =>
    {
        Debug.Log($"MainMenu loaded. Handle valid? {mainMenuHandle.IsValid()}");

        var emptySceneHandle = Addressables.LoadSceneAsync("Empty", LoadSceneMode.Additive, SceneReleaseMode.OnlyReleaseSceneOnHandleRelease);
        emptySceneHandle.Completed += go2 =>
        {
            Debug.Log($"Empty scene loaded. MainMenu handle valid? {mainMenuHandle.IsValid()}");

            emptySceneHandle.Result.ActivateAsync().completed += go3 =>
            {
                Debug.Log($"Empty activated. MainMenu handle valid? {mainMenuHandle.IsValid()}");

                var unloadHandle = Addressables.UnloadSceneAsync(mainMenuHandle.Result, autoReleaseHandle: false);
                unloadHandle.Completed += go4 =>
                {
                    Debug.Log($"MainMenu unloaded. MainMenu handle valid? {mainMenuHandle.IsValid()}");
                };
            };
        };
    };
}

Hey, what version of Addressables are you using?

Unity6000.0.43f1
Addressables 2.3.16

Could you try updating the package to latest? There was an issue in some previous versions where the SceneReleaseMode parameter in LoadSceneAsync was ignored, and always treated as SceneReleaseMode.ReleaseSceneWhenSceneUnloaded.