Not for Vita, but Sacred Citadel has been announced on the PlayStation Blog, and the guy from the developer is getting pretty hounded over how no Vita is a let down/they'd buy it instantly on Vita. Maybe if enough people are vocal about these PSN titles being for Vita, more PSN stuff will be PSV as well as PS3.
http://blog.eu.playstation.com/2013/01/17/introducing-sacred-citadel-a-side-scrolling-action-brawler-for-psn/