As per me, it should work just fine:
Refer:
http://www.vladan.fr/esxi-5-1-free-how-to-run-hyper-v/
https://communities.vmware.com/thread/419209
http://www.veeam.com/blog/nesting-hyper-v-with-vmware-workstation-8-and-esxi-5.html
http://www.tinkertry.com/vmware-esxi-5-1-can-run-microsoft-hyper-v-server-2012-vms-nice/