select -r Mesh2 ;
select -tgl Mesh1 ;
source dpSmartMeshTools.mel; dpSmartCombine;
Groups: 0Single: 2|Parent|Mesh2
|Parent|Mesh1
polyUnite -ch 1 -mergeUVSets 1 -centerPivot -name CombinePrep_1 CombinePrep_1 CombinePrep_0;
// Result: |CombinePrep_1 polyUnite1 //