I realize that OAS will replace OBIEE as announced in the OASummit
OAS is OBIEE with a new badge and name. Underneath OAC, OAS etc is all OBIEE. They didn't invent a new product.
OAS is likely to be released by the end of the year.
These are the Oracle migration steps here: https://docs.oracle.com/middleware/1221/core/BIMIG/GUID-73D55C46-A09A-4A0F-994B-0CCE9C0342F6.htm#BIMIG-GUID-73D55C46-A09…