for assetbundleloader, https://github.com/UnityCommunity/UnityLibrary/blob/master/Assets/Scripts/AssetBundles/AssetBundleLoader.cs can use this to clear other cached versions, as mentioned here: https://forum.unity.com/threads/asset-bundles-with-multiplatform-on-dev-live.494371/#post-3217355
for assetbundleloader, https://github.com/UnityCommunity/UnityLibrary/blob/master/Assets/Scripts/AssetBundles/AssetBundleLoader.cs
can use this to clear other cached versions, as mentioned here:
https://forum.unity.com/threads/asset-bundles-with-multiplatform-on-dev-live.494371/#post-3217355