\begin{table}
\renewcommand\thefootnote{\it\alph{footnote}}
\begin{minipage}{\textwidth}
\begin{tabular}{cc}
\hline
First\footnote{first footnote} &
First\footnotemark[1]
\\\hline
Second\footnote{second footnote} &
Second\footnotemark[1]
\\\hline
\end{tabular}
\end{minipage}
\caption{TEST TABLE}\label{tab:le1}
\end{table}