The A-MQ 6.3 supported configurations page [1] (as well as Fuse 6.3 [2]) should be updated to included EAP 7.0, currently it only shows EAP 6.4. Jack Britton has confirmed the EAP QE team tested EAP with the 6.3 RAR.

[1] https://access.redhat.com/articles/310613
[2] https://access.redhat.com/articles/310603