First pin of TXS0102DCUR
Pin 1 is at the (lower) left of your leftmost picture
If that's not completely clear in the data sheet, it's probably because this is effectively a small SMD variation on the traditional idea of DIP packages.
In contrast, beware that with square-pinout packages such as QFP's, the orientation of the label text will often not match the orientation in which the chip is symbolically depicted in a data sheet.