When Cross-Validation Combination Set is better than Cross-Validation Rules?

Cross-validation combination set and cross-validation rules have the same purpose, which is to prevent invalid account combinations during journal entry. These two are different from Related Value Set as RVS only shows during the journal entry the segment values depending on the driving segment.

Thus, when Cross-Validation Combination Set is better to use than Cross-Validation Rules? All the benefits of Cross-Validation Combination Set can be achieved by CVR.