While there is no single official " Crash Bandicoot VPK " (as the series consists of PS1 and PSP titles rather than native Vita ports), you can play the entire classic series on a modded PS Vita by installing homebrew tools via VPK files.
Compared to other versions of Crash Bandicoot on modern consoles, the PS Vita VPK stands up surprisingly well, despite some minor performance issues. However, it's worth noting that the N. Sane Trilogy on other platforms offers a more refined and updated experience. crash bandicoot ps vita vpk