Hi,
there exists tp4066
http://www.zjwic.com/upload/day_141201/201412011813248132.pdf
comparing it with tp4956 it seems we can slap 4066 chip in place of 4056 as refrence diagrams are almost same.
http://www.21dianyuan.com/home/download.php?action=download&id=61591
but i cant find a board utilizing it .. there are abundant of boards using tp4056.
any luck ? or something similar ?
regards