In the Options window, uncheck Use DATE. format for a Date/Time column
or use the code below. 
PROC IMPORT OUT= WORK.TEST 
    DATAFILE= "F:\MySAS\Test_import.xls" 
            DBMS=EXCEL REPLACE;
     SHEET="Sheet1$"; 
     GETNAMES=YES;
     MIXED=NO;
     SCANTEXT=YES;
     USEDATE=YES;
     SCANTIME=YES;
RUN;