Don't be silly. Of COURSE it only works the other way around. White people are devils! /SAR.
Absolutely!
If Jose from Mexico assaults Pedro from Cuba, that could be listed as a white on Hispanic hate crime.
On the other hand, if Pedro from Cuba assaults Jose from Mexico, it could be listed as a white on Hispanic hate crime.
The Department of Justice hate crime form doesn't have a category for Hispanics in the perpetrator column; They're classified as white. Of course, there is a category for Hispanics in the victims column.