Addressable resources not unloaded within bundle

[elringus]

Caused by the Unity bug: https://issuetracker.unity3d.com/product/unity/issues/guid/UUM-37775

Please vote on the tracker to make it fixed as soon as possible.

Associated forum thread: https://forum.unity.com/threads/resources-unloadunusedassets-cannot-unload-assets-without-any-references.1088116/#post-8991523

Use Package Separately for a temporary workaround.

[Artein]

Most probably you need to update this Issue and documentation, cause the ticket was closed with "by design", and Unity updated Addressables documentation

[elringus]

I know, I'm in touch with them. They've already closed it twice before and then re-opened.