Electronic structure and band alignments of {{ZnTe} mathord{<=ft/ {vphantom {{ZnTe} {{CrTe(0 0 1)}}}} right. kern-nulldelimiterspace} {{CrTe}}}(0 0 1) , {{CdSe} mathord{<=ft/ {vphantom {{CdSe} {{CrTe(0 0 1)}}}} right. kern-nulldelimiterspace} {{CrTe}}}(0 0 1) and {{CdTe} mathord{<=ft/ {vphantom {{CdTe} {{CrTe(0 0 1)}}}} right. kern-nulldelimiterspace} {{CrTe}}}(0 0 1) interfaces