Disable the past time slots from nb-date-timepicker

I am using nb-date-timepicker with singlecolumn below is the snippet

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min input is disabling the date only i have added time stamp also its not disbaling the time slots taht mention in the minDate.From above screenshot you can see for example Time is 11:25 it should start from 11:25 or past times able to diable.

Please consider this and provide me any solution for it .It woulb be great if you suggest any other option also

Thanks in advance