Yes, you can, but Provisional promotion rules to top rank still apply IIRC.
"You don't want to patrol!? You don't want to escort!? You don't want to defend the Federation's Starbases!? Then why are you flying my Starships!? If you were a Klingon you'd be killed on the spot, but lucky for you.....you WERE in Starfleet. Let's see how New Zealand Penal Colony suits you." Adm A. Necheyev.
Answers
KDF: Dahar Master Kan (Borg Klingon Tactical)::Dahar Master Torc (Alien Science)::Dahar Master Sisteric (Gorn Engineer)
RR-Fed: Citizen Sirroc (Romulan Science)::Fleet Admiral Grell (Alien Engineer)
RR-KDF: Fleet Admiral Zemo (Reman Tactical)::Fleet Admiral Xinatek (Reman Science)::Fleet Admiral Bel (Alien Engineer)
TOS-Fed: Fleet Admiral Katem (Andorian Tactical)::Lieutenant Commander Straad (Vulcan Engineer)
Dom-Fed: Dan'Tar (Jem'Hadar Science)
Dom-KDF: Kamtana'Solan (Jem'Hadar Science)
CoHost of Tribbles in Ecstasy (Zombee)