Yes, that's right.

The key difference is that with the Ram, the damage is considered to be coming from two different sources (the two different dials) at the same time. With the Heirophant it's coming from one source, so Toughness is only applied to the total damage once.

stop smart people!!! gosh, how do ya'll remember all of that stuff, especially to type it,necrodog!
i think i am going to faint!

...all I do is transcribe the words of my Clan mascot: he comes up with the answers...:D

oohhhhh