Product : Oracle, Oracle VM/3.4, x86 Edition
Feature : Migration Compatibility, VM Mobility, VM Mobility and HA
Content Owner:  Roman Macek
Summary
Yes
Details
On the same Cluster/Server Pool it is possible to separate the Cluster/Server Pool Members based on the CPU Family to guarantee the success of Live Migration between those Servers but there is no possibility of grouping different CPUs generations by masking out incompatible functions using CPU Masking. More info on: http://docs.oracle.com/cd/E64076_01/