Yes you can. Do it like this:
DevicePolicyManager dpm;
ComponentName admin;
try
{
dpm = (DevicePolicyManager) getSystemService(Context.DEVICE_POLICY_SERVICE);
admin = new ComponentName(YourActivity.class, AdminReceiverActivity.class);
if(dpm.isAdminActive(admin))
{
dpm.removeActiveAdmin(admin);
}
}
catch(Exception e)
{
e.printStackTrace();
}
finally
{
Intent intent = new Intent(Intent.ACTION_DELETE);
intent.setData(Uri.parse("package:" + this.getPackageName()));
startActivity(intent)
}