Animals are still unable to walk through doorways. You have to remove doors entirely to get them through. See example screenshot with double doorway and sheep.
It's been like this all the time on MCPE IIRC but it's still a bug
Linked issues
Attachments
Comments 3

[media]
Please search for existing tickets before posting new one. The existing duplicate is easily found by typing mcpe unresolved animals doors into the quick search.